CS_OFFSET
dev->base + CS_OFFSET);
dev->base + CS_OFFSET);
dev->base + CS_OFFSET);
dev->base + CS_OFFSET);
nak_received = readl(dev->base + CS_OFFSET) & CS_ACK_MASK ? 1 : 0;
if (readl(dev->base + CS_OFFSET) & CS_ACK_MASK) {
bwb_table[i + CS_OFFSET] = FS_PAYLOAD_MAX;
bwb_table[i + CS_OFFSET] = maxpkt - i * FS_PAYLOAD_MAX;
sch_ep->num_budget_microframes += CS_OFFSET;
fs_bw = tt->fs_bus_bw_in[XHCI_MTK_BW_INDEX(offset + CS_OFFSET)];
i = XHCI_MTK_BW_INDEX(offset + CS_OFFSET); /* skip ss + idle */
start_cs = (start_ss + CS_OFFSET) % UFRAMES_PER_FRAME;